Marguerite Ellen Ball-Thomas, O.D.
NPI 1477531317ActiveIndividual· Optometrist· Winter Park, FL
Optometrist (O.D.) in Winter Park, Florida, trained at Southern College of Optometry (class of 1989). In 2024 Medicare paid $58,169 for 222 patients, and Part D covered 388 of their prescriptions, 55% of them generic. Alcon Vision LLC was the largest of 6 companies reporting payments in 2025, $1,482 in all, mostly food and beverage.
Overview
| NPI | 1477531317 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Dec 31, 2005 |
| Last updated in NPPES | Oct 11, 2022 |
| Certified by provider | Oct 11, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | OPC0002336 | FL |
| Optometrist, Corneal and Contact Management | 152WC0802X | OPC0002336 | FL |
| Optometrist, Pediatrics | 152WP0200X | OPC0002336 | FL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Optometry (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 222 |
|---|---|
| Services billed | 842 across 17 procedure codes |
| Paid by Medicare | $58,169 |
Part D prescriptions in 2024
| Prescriptions (claims) | 388 · 646 30-day fills |
|---|---|
| Patients | 98 |
| Total drug cost | $74,847 |
| Generic share | 55% of claims |
Education and affiliations
| Medical school | Southern College of Optometry |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Optometry |
Medical group
- James A Podschun Od PAWinter Park, FL · 2 clinicians
Industry payments (Open Payments)
- 2025$1,482 · 38 payments from 6 companies
- 2024$3,053 · 27 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $473.33 | 7 |
| Bausch & Lomb Americas Inc. | $429.49 | 9 |
| Dompe US, Inc. | $224.91 | 5 |
| Tarsus Pharmaceuticals, Inc. | $173.31 | 8 |
| Harrow Eye, LLC | $137.82 | 7 |
What the 2025 payments were for
- Food and Beverage$1,482 · 38 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 38 optometrists in Winter Park · All optometrists in Florida